Alphabetical Index    
      Index by Birth Year
      
      Edwin
                Howard Armstrong
             
          * 1890 in New York City
              + 1954 in New York City
                
              
          
           
        
      
       
        
          Edwin Howard Armstrong was an American electrical engineer and
          inventor,
          who developed FM (frequency modulation) radio and the
          superheterodyne receiver system.
          
          
          
        
        
          2020 J. Giesen